Features 1、MULTI USAGE: The rotary hammer drill bit is designed for masonry applications, and can be used for bricks, stones, concrete and blocks. 2、WIDE COMPATIBILITY: The drill bit is compatible with most electric hammers, such as for Bosch, for Hitachi, for Hilti, etc. 3、CARBIDE TIP: The impact drill adopts a 2 flute self centering carbide tip to ensure fast cutting speed and maximum service life. 4、EXCELLENT MATERIAL: The impact drill bit is made from excellent 40cr material, with high hardness and excellent tensile strength. 5、QUICK CHIP DISCHARGE: The drill bit is optimized to enable the material to be discharged from the hole quickly, while keeping the bit cool, extended life. Specification Item Type: Rotary Hammer Drill Bit Material: 40CR, Carbide Tool Head: Slot Flute: Spiral 2 Flute Length: Approx. 160mm/6.3in Package List 5 x Rotary Hammer Drill Bit